Cognomen Klaithong (Klaithong 
) , globally, is a rare last name. The cognomen Klaithong is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Saner, Niramon, Nonpapas, Vadsana, Wanawat, Manyapha, Sommawan, Chonlada, Chutinun, Laddawan, Narumon, Techasit, Nahathai, Wimonwan, Yaovalux, Bunyakhet, Kanchanat, Patoomwadee, Jaroensri, Thanuponr, Thanakitta, Nathapon, Natthapong, Jirawut, Poranat, Sunan, Struc, Chare, Benja, Lamon, Ladda, Wirat, Salisa, Sompis, Piyarat, Pensri, Oranan, Wasana, Suchada, Chanita, Kallaya, Kimhouy, Kimhuai, Kraisit, Palagon, Jaroon, and Benchamaporn